Home / 131,360.49-180,895.66-114,124.88

Finding the Fourth Proportional to 131,360.49, 180,895.66 and 114,124.88

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Solution

The fourth proportional to 131,360.49, 180,895.66 and 114,124.88 is: 157,160.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,360.49 : 180,895.66 = 114,124.88 : x
  2. Step 2: Convert to fraction form
    131,360.49/180,895.66 = 114,124.88/x
  3. Step 3: Cross multiply
    131,360.49x = 180,895.66 × 114,124.88
  4. Step 4: Simplify right side
    131,360.49x = 20,644,696,084.92
  5. Step 5: Solve for x
    x = 20,644,696,084.92/131,360.49
  6. Step 6: Final answer
    x = 157,160.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.